#include "tessellate.h"
#include <stdio.h>
#include <stdlib.h>

void run_example(const double vertices_array[],
                 const double *contours_array[],
                 int contours_size)
{
    double *coordinates_out;

    int *tris_out;
    int nverts, ntris, i;

    const double *p = vertices_array;
    //const double **contours = contours_array;

    tessellateD(&coordinates_out, &nverts,
               &tris_out, &ntris,
               contours_array, contours_array + contours_size);


    for (i=0; i< nverts; i += 1) {
        fprintf(stdout, "%g %g, ", coordinates_out[i*2], coordinates_out[i*2+1]);
    }

    fprintf(stdout, "\n");
    for (i=0; i< ntris; i += 1) {
        fprintf(stdout, "%d %d %d\n", tris_out[i*3], tris_out[i*3+1], tris_out[i*3+2]);
    }
    fprintf(stdout, "\n");
    free(coordinates_out);
    if (tris_out)
        free(tris_out);
}

int main() {
    double a1[] = {
          0, 0,
          1, 0,
          1, 1,
          0, 1,
    };

    const double *c1[] = {a1, a1 + 8};

    run_example(a1, c1, 2);

    printf("\n");
    double a2[] = { 0, 0, 3, 0, 3, 3, 0, 3,
                    1, 1, 2, 1, 2, 2, 1, 2 };


    const double *c2[] = {a2, a2+8, a2+16};
    int s2 = 3;
    run_example(a2, c2, s2);
    printf("\n");

    double a3[] = { 441, 0, 326, 0, 326, 889, 12, 889, 12, 992, 755, 992, 755, 889, 441, 889 };
    const double *c3[] = { a3, a3+16 };
    int s3 = 2;
    run_example(a3, c3, s3);
    printf("\n");

    return 0;
}
